Best Quality H13-723_V2.0 Exam Questions Huawei Test To Gain Brilliante Result!
Preparations of H13-723_V2.0 Exam 2022 Huawei Other Certification Unlimited 370 Questions
NEW QUESTION 133
existSolrIn the application query scenario of the
Page. Which of the following statements about cursors is correct?
(multiple choice)
- A. When querying, the request cannot containstartparameter
- B. The query field must be sorteduniqueKeySort by field
- C. For the first query request, you need to specify query parameters. The operation method is as follows:solrquery.set (CursorMarkParams.CURSOR_MARK_PARAM,CursorMarkParams.CURSOR_MARK_ START);
- D. SorlThe return result will havenextCursorMark, on the next call use this value ascursorMark
Answer: A,B,C,D
NEW QUESTION 134
aboutFlumeWhich of the following descriptions is correct?
- A. (1) data fromchannelarrivesource;(2)sinkfromsourcefetch data
- B. (1) data fromsinkarrivechannel;(2)sourcefromchannelfetch data
- C. (1) data fromchannelarrivesource;(2)sinkfromsourcefetch data
- D. (1) data fromsourcearrivechannel;(2)sinkfromchannelfetch data
Answer: D
NEW QUESTION 135
FusionInsight HDin, aboutHivethe data load function (viaHiveofLOADcommand to import data), the following description What is wrong?
- A. It can be directly loaded from the local hard disk of the node where the client is located.hivesurface
- B. HiveThe data loading process will not parse the specific file content, mainly the process of file transfer
- C. available fromHDFSdirectly into thehivesurface
- D. available fromHiveServerThe local hard disk of the node is directly loaded into thehivesurface
Answer: A
NEW QUESTION 136
the following aboutHDFSIs the description correct?
(multiple choice)
- A. HDFSprepareNameNodeThe metadata on theNameNodeSync the past directly.
- B. HDFSDepend onNameNode,DataNode,Clientcomposition.
- C. HDFSIt is suitable for the scenario of writing once and reading many times.
- D. HDFSThe first copy of the data can be stored by using the rack node close to the client.
Answer: B,C,D
NEW QUESTION 137
Spark StreamingAs a micro-batch stream processing engine, it converts the data of each time slice into OneRDDa partition in the
- A. True
- B. False
Answer: A
NEW QUESTION 138
Fusioninsight HDmedium, applicablestreamingSubmit by command lineexample.jarmiddle om.huawei.example.wordcounttask, task name iswcTest, is the following execution command correct?
- A. Storm.jar example.jar wcTest om.huawei..example.wordcount
- B. Storm.jar example.jar om.huawei..example.wordcount wcTest
- C. Storm.jar example.jar wordcount wcTest
- D. Storm.jar example.jar wcTest wordcount
Answer: B
NEW QUESTION 139
Suppose there is an application with10Tables, each table has tens of millions of records, and the number of fields is about20indivual.
Currently usingRedisto cache this10The data of a table, the design of its data structure, which of the following is the best design?
- A. usestringstructure, each field of each row record of each table uses oneKEY.
- B. usehashstructure, and a table uses ahash key, a row in the table records forhash keyone offield.
- C. usestringstructure, each row record of each table uses oneKEY,valueAll fields recorded for a row in a table? ?back value of .
- D. usehashstructure, each row record of each table uses onehash key,hash keyoffieldThe fields of the corresponding table records, and designKEYEach table adds a different prefix to distinguish it.
Answer: D
NEW QUESTION 140
FusionInsight HD a completeStreaming CQLThe application contains at least which of the following part?
(multiple choice)
- A. Create output stream
- B. Business action statements (such asSELECT,INSERT,JIONWait)
- C. Apply commit statement
- D. Create an input stream
Answer: A,B,C,D
NEW QUESTION 141
YARNIn the service, if you want to give the queueQueueAset capacity to30%, which parameter should be configured?
- A. yam.scheduler.capacity.root.QueueA. minimum-userlimit-percent
- B. yarm.scheduler.capacity.root.QueueA. capacity yarm.scheduler.capacity.rot.QueueA
- C. yarm.scheduler.capacity.rot.QueueA. user-limit-factor
Answer: B
NEW QUESTION 142
pass throughHBaseofcreateTableThe method creates a table, what parameters must be passed in?
- A. table names and columns
- B. Table names and column families
- C. can be empty
- D. Table Name
Answer: B
NEW QUESTION 143
FusionInsigt HD which of the following components can be used for data collection? (multiple choice)
- A. HBase
- B. MapReduce
- C. Loader
- D. Flume
Answer: C,D
NEW QUESTION 144
FusionInsight HDsystem, aboutHiveWhich of the provided file formats is not a columnar file?
- A. Parquet
- B. TextFile
- C. CRC
- D. RCFile
Answer: B
NEW QUESTION 145
HDFSRuntime,(NameNodeAt startup,)NameNodewill file system metadata from The disk is all loaded into memory, so the total number of files that the file system can store is limited byNameNodeof memory capacity.
- A. True
- B. False
Answer: A
NEW QUESTION 146
Does a project require Internet access to a certain area? ? Save and search the full text of these Internet records? ? information, with to prevent crime in the region.
In this scenario, which of the following options is the best?
- A. existSolrCreate an index and save the data, and return all the data during full-text search.
- B. When storing data, inSolrindex on theHBaseStore complete data? ? when, throughSolrFull-text search to obtain and record record key information, through the key information inHBasefor the full record.
- C. existHBasestore data on theHBaseThe filtering characteristics of , satisfy fuzzy matching query.
Answer: B
NEW QUESTION 147
Fusionlnsigt HD one deployed inTomcatapplication on theHBaseservice, it is recommended to use in this scenario machine account.
- A. True
- B. False
Answer: A
NEW QUESTION 148
writingMapReduceWhich two interfaces are usually required to be implemented by developers?
- A. mapandcombine
- B. mapandreduce
- C. combineandsort
- D. reduceandcombine
Answer: B
NEW QUESTION 149
Which of the following descriptions about massive small file storage is correct ( )?
(multiple choice)
- A. HuaweiHFSIt is suitable for storing a large number of small files, and files can be selectively stored inHDFSorMOBmiddle.
- B. HBaseStore a large number of small files,Compactionwill bringIOWaste of resources.
- C. HDFSStoring a large number of small files will giveNameNodebring great pressure.
- D. The above statement is not correct.
Answer: A,B,C
NEW QUESTION 150
existKafkamiddle,ProducerThis can be done by configuring the synchronization parameters (producer.type) to ensure that data is sent in order.
- A. True
- B. False
Answer: A
NEW QUESTION 151
existFusionInsight HDproduct, aboutKafkaWhich of the descriptions of secure and non-secure ports is wrong?
(Note: oldAPImeans oldProducerAPIand oldConsumerAPI. Among them, the oldConsumer API:
Refers tokafka.consumer.ConsumerConnectorinterface defined in; oldProducerAPI:Refers to kafka.producer.Producerinterface defined in . )
- A. KafkaThe cluster security access port defaults to21007, the non-secure access port defaults to21005.
- B. oldAPIpass through21005access to a portTopicThe premise is: server parameters allow.everyone.if.no.acd.foundSet astrue, and thisTopicnot setA, CLAttributes.
- C. for settingA, CLofTopic, you can use the oldAPIconnect21005port to access.
- D. oldAPIAccess only21005port; newAPICompatible access to non-secure ports21005and secure port
21007.
Answer: C
NEW QUESTION 152
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